Home / 2,373.78-3,276.84-1,631.57

Finding the Fourth Proportional to 2,373.78, 3,276.84 and 1,631.57

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Solution

The fourth proportional to 2,373.78, 3,276.84 and 1,631.57 is: 2,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.78 : 3,276.84 = 1,631.57 : x
  2. Step 2: Convert to fraction form
    2,373.78/3,276.84 = 1,631.57/x
  3. Step 3: Cross multiply
    2,373.78x = 3,276.84 × 1,631.57
  4. Step 4: Simplify right side
    2,373.78x = 5,346,383.57
  5. Step 5: Solve for x
    x = 5,346,383.57/2,373.78
  6. Step 6: Final answer
    x = 2,252.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.